move subfolders in pkg/

pkg/base/defs.go

@@ -0,0 +1,70 @@
+package base
+
+// StreamProtocol is the protocol of a stream.
+type StreamProtocol int
+
+const (
+	// StreamProtocolUDP means that the stream uses the UDP protocol
+	StreamProtocolUDP StreamProtocol = iota
+
+	// StreamProtocolTCP means that the stream uses the TCP protocol
+	StreamProtocolTCP
+)
+
+// String implements fmt.Stringer.
+func (sp StreamProtocol) String() string {
+	switch sp {
+	case StreamProtocolUDP:
+		return "udp"
+
+	case StreamProtocolTCP:
+		return "tcp"
+	}
+	return "unknown"
+}
+
+// StreamDelivery is the delivery method of a stream.
+type StreamDelivery int
+
+const (
+	// StreamDeliveryUnicast means that the stream is unicasted
+	StreamDeliveryUnicast StreamDelivery = iota
+
+	// StreamDeliveryMulticast means that the stream is multicasted
+	StreamDeliveryMulticast
+)
+
+// String implements fmt.Stringer.
+func (sc StreamDelivery) String() string {
+	switch sc {
+	case StreamDeliveryUnicast:
+		return "unicast"
+
+	case StreamDeliveryMulticast:
+		return "multicast"
+	}
+	return "unknown"
+}
+
+// StreamType is the stream type.
+type StreamType int
+
+const (
+	// StreamTypeRtp means that the stream contains RTP packets
+	StreamTypeRtp StreamType = iota
+
+	// StreamTypeRtcp means that the stream contains RTCP packets
+	StreamTypeRtcp
+)
+
+// String implements fmt.Stringer
+func (st StreamType) String() string {
+	switch st {
+	case StreamTypeRtp:
+		return "RTP"
+
+	case StreamTypeRtcp:
+		return "RTCP"
+	}
+	return "unknown"
+}